MOINA of Forearm and Hand Flashcards
(126 cards)
1
Q
origin of pronator teres (humeral head)
A
medial epicondyle of humerus
2
Q
origin of pronator teres (ulnar head)
A
medial border of coronoid process of ulna
3
Q
insertion of pronator teres (humeral and ulnar head)
A
lateral aspect of shaft of humerus
4
Q
nerve of pronator teres (humeral and ulnar head)
A
median nerve
5
Q
action of pronator teres (humeral and ulnar head)
A
pronation and flexion of forearm
6
Q
origin of flexor carpi radialis
A
medial epicondyle of humerus
7
Q
insertion of flexor carpi radialis
A
bases of second and third metacarpal bones
8
Q
nerve of flexor carpi radialis
A
median nerve
9
Q
action of flexor carpi radialis
A
flexes and abducts hand at wrist
10
Q
origin of palmaris longus
A
medial epicondyle of humerus
11
Q
insertion of palmaris longus
A
flexor retinaculum and palmar aponeurosis
12
Q
nerve of palmaris longus
A
median nerve
13
Q
action of palmaris longus
A
flexes hand
14
Q
origin of flexor carpi ulnaris (humeral head)
A
medial epicondyle of humerus
15
Q
origin of flexor carpi ulnaris (ulnar head)
A
medial aspect of olecranon process and posterior border of ulna
16
Q
insertion of flexor carpi ulnaris (humeral and ulnar head)
A
pisiform bone, hook of the hamate, base at fifth metacarpal bone
17
Q
nerve of flexor carpi ulnaris (humeral and ulnar head)
A
ulnar nerve
18
Q
action of flexor carpi ulnaris (humeral and ulnar head)
A
flexes and adducts hand at wrist joint
19
Q
origin of flexor digitorum superficialis (humeroulnar head)
A
medial epicondyle of humerus; medial border of coronoid process of ulna
20
Q
origin of flexor digitorum superficialis (radial head)
A
oblique line on anterior surface of shaft of radius
21
Q
insertion of flexor digitorum superficialis (humeroulnar and radial head)
A
middle phalanx of medial four fingers
22
Q
nerve of flexor digitorum superficialis (humeroulnar and radial head)
A
median nerve
23
Q
action of flexor digitorum superficialis (humeroulnar and radial head)
A
flexes middle phalanx of fingers and assists in flexing proximal phalanx and hand
24
Q
origin of flexor pollicis longus
A
anterior surface of shaft of ulna
25
insertion of flexor pollicis longus
distal phalanx of thumb
26
nerve of flexor pollicis longus
anterior interosseous branch of median nerve
27
action of flexor pollicis longus
flexes distal phalanx of thumb
28
origin of flexor digitorum profundus
anteromedial surface of shaft of ulna
29
insertion of flexor digitorum profundus
distal phalanges of medial four fingers
30
nerve of flexor digitorum profundus
ulnar (medial half) and median (lateral half)
31
action of flexor digitorum profundus
flexes distal phalanx of fingers; then assists in flexion of middle and proximal phalanges and wrist
32
origin of pronator quadratus
anterior surface of shaft of ulna
33
insertion of pronator quadratus
anterior surface of shaft of humerus
34
nerve of pronator quadratus
anterior interosseous branch of median nerve
35
action of pronator quadratus
pronates forearm
36
origin of brachioradialis
lateral supracondylar ridge of humerus
37
insertion of brachioradialis
base of styloid process of radius
38
nerve of brachioradialis
radial nerve
39
action of brachioradialis
flexes forearm atridge of humerus elbow joint; rotates forearm to the midprone position
40
origin of extensor carpi radialis longus
lateral supracondylar ridge of humerus
41
insertion of extensor carpi radialis longus
posterior surface of base of second metacarpal bone
42
nerve of extensor carpi radialis longus
radial nerve
43
action of extensor carpi radialis longus
extends and abducts hand at wrist joint
44
origin of extensor carpi radialis brevis
lateral epicondyle of humerus
45
insertion of extensor carpi radialis brevis
posterior surface of base of third metacarpal bone
46
nerve of extensor carpi radialis brevis
deep branch of radial nerve
47
action of extensor carpi radialis brevis
extends and abducts hand at wrist joint
48
origin of extensor digitorum
lateral epicondyle of humerus
49
insertion of extensor digitorum
middle and distal phalanges of medial four finger
50
nerve of extensor digitorum
deep branch of radial nerve
51
action of extensor digitorum
extends fingers and hand
52
origin of extensor digiti minimi
lateral epicondyle of humerus
53
insertion of extensor digiti minimi
extensor expansion of little finger
54
nerve of extensor digiti minimi
deep branch of radial nerve
55
action of extensor digiti minimi
extends metacarpal phalangeal joint of little finger
56
origin of extensor carpi ulnaris
lateral epicondyle of humerus
57
insertion of extensor carpi ulnaris
base of fifth metacarpal bone
58
nerve of extensor carpi ulnaris
deep branch of radial nerve
59
action of extensor carpi ulnaris
extends and adducts hand at wrist joint
60
origin of anconeus
lateral epicondyle of humerus
61
insertion of anconeus
lateral surface of olecranon process of ulna
62
nerve of anconeus
radial nerve
63
action of anconeus
extends elbow joint
64
origin of supinator
lateral epicondyle of humerus, anular ligament of proximal radioulnar joint, and ulna
65
insertion of supinator
neck and shaft of radius
66
nerve of supinator
deep branch of radial nerve
67
action of supinator
supination of forearm
68
origin of abductor pollicis longus
posterior surface of shafts of radius and ulna
69
insertion of abductor pollicis longus
base of first metacarpal bone
70
nerve of abductor pollicis longus
deep branch of radial nerve
71
action of abductor pollicis longus
abducts and extends thumb
72
origin of extensor pollicis brevis
posterior surface of shaft of radius
73
insertion of extensor pollicis brevis
base of proximal phalanx of thumb
74
nerve of extensor pollicis brevis
deep branch of radial nerve
75
action of extensor pollicis brevis
extends metacarpophalangeal joints of thumb
76
origin of extensor of pollicis longus
posterior surface of shaft of ulna
77
insertion of extensor pollicis longus
base of distal phalanx of thumb
78
nerve of extensor pollicis longus
deep branch of radial nerve
79
action of extensor pollicis longus
extends distal phalanx of thumb
80
origin of extensor indicis
posterior surface of shaft of ulna
81
insertion of extensor indicis
extensor expansion of index finger
82
nerve of extensor indicis
deep branch of radial nerve
83
action of extensor indicis
extends metacarpophalangeal joint of index finger
84
origin of palmaris brevis
flexor retinaculum, palmar aponeurosis
85
insertion of palmaris brevis
skin of palm
86
nerve of palmaris brevis
superficial branch of ulnar nerve
87
action of palmaris brevis
corrugates skin to improve grip of palm
88
origin of lumbricals (4)
tendons of flexor digitorum profundus
89
insertion of lumbricals (4)
extensor expansion of medial four fingers
90
action of lumbricals (4)
flex metacarpophalangeal joints and extend interphalangeal joints of fingers except thumb
91
origin of interossei (8) [Palmar (4)]
first arises from base of first metacarpal; remaining three from anterior surface of shafts of second, fourth, and fifth metacarpals
92
insertion of interossei (8) [Palmar (4)]
proximal phalanges of thumb and index, ring, and little fingers and dorsal extensor expansion of each finger (Fig. 9-69)
93
nerve of interossei (8) [Palmar (4)]
deep branch of ulnar nerve
94
action of interossei (8) [Palmar (4)]
palmar interossei adduct fingers toward center of third finger
95
origin of interossei (8) [Dorsal (4)]
contiguous sides of shafts of metacarpal bones
96
insertion of interossei (8) [Dorsal (4)]
proximal phalanges of index, middle, and ring fingers and dorsal extensor expansion (Fig. 9- 69)
97
nerve of interossei (8) [Dorsal (4)]
deep branch of ulnar nerve
98
action of interossei (8) [Dorsal (4)]
Dorsal interossei abductshafts of metacarpal fingers from center of third finger; both palmar and dorsal flex metacarpophalangeal joints and extend interphalangeal joints
99
origin of abductor pollicis brevis
scaphoid, trapezium, flexor retinaculum
100
insertion of abductor pollicis brevis
base of proximal phalanx of thumb
101
nerve of abductor pollicis brevis
median nerve
102
action of abductor pollicis brevis
abduction of thumb
103
origin of flexor pollicis brevis
flexor retinaculum
104
insertion of flexor pollicis brevis
base of proximal phalanx of thumb
105
nerve of flexor pollicis brevis
median nerve
106
action of flexor pollicis brevis
flexes metacarpophalangeal joint of thumb
107
origin of opponens pollicis
flexor retinaculum
108
insertion of opponens pollicis
shaft of metacarpal bone of thumb
109
nerve of opponens pollicis
median nerve
110
action of opponens pollicis
pulls thumb medially and forward across palm
111
origin of adductor pollicis
oblique head; second and third metacarpal bones; transverse head; third metacarpal bone
112
insertion of adductor pollicis
base of proximal phalanx of thumb
113
nerve of adductor pollicis
deep branch of ulnar nerve
114
action of adductor pollicis
adduction of thumb
115
origin of abductor digiti minimi
pisiform bone
116
insertion of abductor digiti minimi
base of proximal phalanx of little finger
117
nerve of abductor digiti minimi
deep branch of ulnar nerve
118
action of abductor digiti minimi
abducts little finger
119
origin of flexor digiti minimi
flexor retinaculum
120
insertion of flexor digiti minimi
base of proximal phalanx of little finger
121
nerve of flexor digiti minimi
deep branch of ulnar nerve
122
action of flexor digiti minimi
flexes little finger
123
origin of opponens digiti minimi
flexor retinaculum
124
insertion of opponens digiti minimi
medial border fifth metacarpal bone
125
nerve of opponens digiti minimi
deep branch of ulnar nerve
126
action of opponens digiti minimi
pulls fifth metacarpal forward as in cupping the palm
